MP3 Quality Modifier is a straightforward program that is able to easily change the quality of your MP3′s in order to save disk space and/or to fit more music on your MP3 player while maintaining the desired level of audio quality and keeping all ID3 tags intact:
http://www.inspire-soft.net/software/mp3-quality-modifier

"... ICEcoder is an open-source browser code editor, which provides a modern approach to building websites. By allowing you to code directly within the web browser, online or offline, it means you only need one program (your browser) to develop sites, plus can test on actual web servers ... Conversely, ICEcoder is lightweight (under 1.2mb including all plugins) and boots in seconds (often 1-2s). Oh, and it's also free ...":
http://icecoder.net/

XBLite is a concise, simple, powerful, Windows programming language which combines the speed of C with the ease of a BASIC syntax:
http://www.xblite.com/

Gui4Cli is a powerful, Open Source, event-driven language for easily creating many types of GUIs (user interfaces, windows, dialogs etc) to use as stand alone programs or as interfaces for other programs:
http://www.gui4cli.com/

Jabaco is a simple programming language with a Visual Basic like syntax. Jabaco enables you to create powerful software for all Java supported operating systems:
http://www.jabaco.org/

Araneae is a simple, yet powerful text editor, providing only the features necessary to create websites and scripts using the latest web technologies:
http://www.ornj.net/araneae/

Coowon browser is a Google Chrome based browser. It supports some popular features like Mouse Gesture, Drag to Go, Double Click to Close Tab, Restore Closed Tab Button, login multiple accounts in special tabs, Floating Window, Translucent Window, etc. Besides, it also can help gamers perform automated tasks ( botting ), Record & Play mouse clicks, Gamepad Support, control game speed ( web page time ) while playing games:
http://coowon.com/

Zero Dollar Movies is a collection of 15,000 movies that are available on YouTube for free. The site indexes only full-length films and no trailers, rentals or partial uploads:
http://zerodollarmovies.com/

PhotoSift is a free utility helping you to quickly organize unsorted image libraries. The basic idea is to load the program with images, then show and inspect each image and press a key on the keyboard. The image will then be moved or copied to a folder of your choice corresponding to that key, and the next images is displayed:
http://www.rlvision.com/photosift/about.asp

With RegMerge you load up one or more .REG files and compare them to your current registry SPAM LINK DELETED, allowing you to selectively import parts, or just see the changes. This is useful for REG file fixes you find on the internet, or SPAM LINK DELETED comparing your registry with another PC or your own PC in an earlier state.

Good luck to You Vietnamese gamer. You are wasting Your time if You post android game links here. This forum is moderated.

LiveTuner will help you tuning Windows system and network performance smartly by focusing optimizations on hardware specs, device type and application usage with careful selections and tests for optimal values without risking to damage computer:
http://www.windowsxlive.net/livetuner/

FTPbox is an open-source application that allows you to synchronize your files to your own host, via FTP. This way, you can access your files anywhere, without having to pay for disk space on some 3rd-party website:
http://ftpbox.org/